Mineralogy Database

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331 samples matching your criteria

  • Sample n°10280 : bluish powdery concentrate
    Minerals: CASSITERITE
    Year: 1963
    Country: Rwanda
  • Sample n°10281 : mixed concentrate (2-8 mm)
    Minerals: PYRITE ARSENOPYRITE
    Year: 1963
    Country: Rwanda
  • Sample n°10282 : massive mixed sulfides in vein quartz
    Minerals: PYRITE ARSENOPYRITE
    Year:
    Country: Rwanda
  • Sample n°10283 : sulfide-rich block (3 cm)
    Minerals: ARSENOPYRITE
    Year:
    Country: Rwanda
  • Sample n°10285 : brown debris (5 cm)
    Minerals: CASSITERITE
    Year:
    Country: Rwanda
  • Sample n°10286 : anhedral crystals in vein quartz (6 cm)
    Minerals: CASSITERITE QUARTZ
    Year: 1963
    Country: Rwanda
  • Sample n°10287 : brown plate (5 cm)
    Minerals: CASSITERITE
    Year: 1963
    Country: Rwanda
  • Sample n°10288 : grey debris with rare earth elements
    Minerals: COLUMBITE
    Year: 1963
    Country: Rwanda
  • Sample n°10289 : massive black wolframite in quartz (10 cm)
    Minerals: WOLFRAMITE
    Year:
    Country: Rwanda
  • Sample n°10290 : yellowish white debris
    Minerals: MICROLITE
    Year:
    Country: Rwanda
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